Linux Networking
in [Network]
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After set master mode can't see essid from other laptop I have wireless usb with prism2 chipset iwconfig wlan0 mode master iwconfig wlan0 essid test Setting master mode doesn't complain anything with essid set, i can't see essid from other laptop am i missing something? and I also have device with prism54 chipset(usb) on the web it says it support ap mode whe... 1 Apr 2010 23:33
What happens after a packet is captured? Hi all, I've been reading about what happens after packets are captured by NICs, and the more I read, the more I'm confused. Firstly, I've read that traditionally, after a packet is captured by the NIC, it gets copied to a block of memory in the kernel space, then to the user space for whatever application tha... 30 Mar 2010 17:13
denyhosts Hi Ubuntu 8.04 desktop, LAMP,Firestarter,Denyhosts on a DMZ port of a router. 4 different Win and Linux stations on the LAN. Denyhosts does a great job except for one thing. I can't upload any file from the LAN to the server with FileZilla. The connection opens but the transfer is rejected. Then the address... 29 Mar 2010 19:12
ethtool and offload support (gro/gso) Hello, When I run: ethtool --show-offload eth0 (or ethtool -K) I get : .... Offload parameters for eth0: Cannot get device flags: Operation not supported .... generic-segmentation-offload: off generic-receive-offload: off .... When I try to change offload parameters thus: ethtool -K gro on eth0 I get:... 26 Mar 2010 15:34
Need help with Mellanox HCA on CentOS5.4 We have a Mellanox ConnectX MT26418 cards installed in a CentOS 5.4 system. I've installed all CentOS's OpenFabric and InfiniBand packages but the card doesn't seem to be recognized. Do I need to install the OFED software from the Open Fabrics sites or are the packages in CentOS 5.4 sufficient? If so what do I ... 26 Mar 2010 15:34
Inner workings of libpcap Hi all, I'm interested in finding out more about the inner workings of libpcap, i.e. how it interacts with the network device etc to capture packets. Can anyone recommend some online resources, as I can't seem to find much on Google. BTW, I'm using Linux. Thank you. Regards, Rayne ... 26 Mar 2010 05:46
bonding with two switches Hello, is it possible to activate bonding with the two NICs of a server connected to two different switches ? Are there special protocols the switch must support to let me do this ? Is there documentation on how to do this with Enterasys switches ? Thank you very much Andreas ... 26 Mar 2010 05:46
How long before alternate gateways and DNS servers kick in? When linux as multiple gateways and multiple DNS servers, how long does it take to switch to the other connections when the leading ones fail? I have had a connection which appeared not to work because one of the gateways was unavailable. Is there a way of configuring a time out for them to switch over? ... 25 Mar 2010 18:34
installing several FTP servers on single Ubuntu machine Hello, I am developping an FTP client software (using libcurl), and would like to test it against the maximum of servers, so as to ensure maximum compatilibity. I am clearly not a guru of FTP servers installation, and in Ubuntu whenever I want to install another FTP server Synaptic wants to uninstall the pr... 5 Apr 2010 07:10
Linux routing mystery. No replies until machine sources traffic. I have a mystery on my hands. I believe I've checked all the obvious things and it's quite baffling. The symptom is that a machine sometimes does not reply to pings (or any other traffic) addressed to an aliased loopback interface. If I log into the machine and force it to, say, ping the address that can't reach it... 23 Mar 2010 10:06 |